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Mesoscale Discussion 229
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   MESOSCALE DISCUSSION 0229
   NWS STORM PREDICTION CENTER NORMAN OK
   1052 AM CDT WED APR 08 2015

   AREAS AFFECTED...SRN OH...NERN KY...WRN/CNTRL WV

   CONCERNING...SEVERE THUNDERSTORM WATCH 32...

   VALID 081552Z - 081715Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 32
   CONTINUES.

   SUMMARY...BOWING SQUALL LINE WILL POSE A CONTINUED RISK FOR
   WIDESPREAD STRONG TO EMBEDDED SEVERE WIND GUSTS ALONG WITH
   MARGINALLY SEVERE HAIL AS IT LIKELY EVOLVES SE TOWARDS THE CNTRL
   APPALACHIANS. DOWNSTREAM SEVERE TSTM WATCH ISSUANCE IS LIKELY BY
   17Z.

   DISCUSSION...APEX OF BOWING SQUALL LINE OVER SWRN OH CONTINUES AT A
   CONSISTENT FORWARD SPEED OF 45 KT. THIS WOULD TRACK THE LINE TO THE
   ERN PORTION OF WW 32 BY 17Z. INTENSE UPDRAFTS SHOULD CONTINUE TO
   REGENERATE ALONG THE WRN FLANK OF BOW TOWARDS THE MORE UNSTABLE AIR
   MASS IN KY. AS TEMPERATURES WARM THROUGH THE 70S...TROPOSPHERIC
   LAPSE RATES WILL CONTINUE TO STEEPEN. WITH A 60-70 KT REAR-INFLOW
   JET BETWEEN 2-3 KM AGL IN ILN VWP DATA...SETUP WILL SUPPORT
   WIDESPREAD STRONG TO EMBEDDED SWATHS OF SEVERE WIND GUSTS THIS
   AFTERNOON.

   ..GRAMS/CORFIDI.. 04/08/2015


   ATTN...WFO...RNK...PBZ...RLX...JKL...ILN...LMK...

   LAT...LON   40078310 39788193 39538128 39068044 38458019 37848057
               37468135 37338214 37408245 37678334 38188428 38518461
               38658443 38868346 39448311 40078310 

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Page last modified: April 08, 2015
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